PL124300B1 - Catalyst for dealkylation of alkylbenzenes and aromatized gasoline fractions by means of steam conversion - Google Patents

Catalyst for dealkylation of alkylbenzenes and aromatized gasoline fractions by means of steam conversion Download PDF

Info

Publication number: PL124300B1
Authority: PL; Poland
Prior art keywords: catalyst; weight; rhodium; lead; amount
Prior art date: 1978-11-23

Application number

PL1979219814A

Other languages

English (en)

Polish (pl)

Other versions

PL219814A1 (fr

Inventor

Georgy L Rabinovich

Gdal N Maslyansky

Ljubov M Birjukova

Emmenuil A Levitsky

Kira L Volkova

Zoya P Lukina

Viktor N Mozhaiko

Original Assignee

Birjuklaljubov Msu

Levitskyemmanuil Asu

Lukinazoya Psu

Maslyanckygdal Nsu

Mozhaikoviktor Nsu

Rabinovichgeorgy Lsu

Volkovakira Lsu

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1978-11-23

Filing date

1979-11-22

Publication date

1983-01-31

1978-11-23 Priority claimed from SU782688015A external-priority patent/SU877836A1/ru

1979-11-22 Application filed by Birjuklaljubov Msu, Levitskyemmanuil Asu, Lukinazoya Psu, Maslyanckygdal Nsu, Mozhaikoviktor Nsu, Rabinovichgeorgy Lsu, Volkovakira Lsu filed Critical Birjuklaljubov Msu

1980-09-08 Publication of PL219814A1 publication Critical patent/PL219814A1/xx

1983-01-31 Publication of PL124300B1 publication Critical patent/PL124300B1/pl

Links

239000003054 catalyst Substances 0.000 title claims description 137
238000006900 dealkylation reaction Methods 0.000 title claims description 27
238000006243 chemical reaction Methods 0.000 title claims description 26
230000020335 dealkylation Effects 0.000 title claims description 25
150000004996 alkyl benzenes Chemical class 0.000 title claims description 10
UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 68
229910052703 rhodium Inorganic materials 0.000 claims description 58
239000010948 rhodium Substances 0.000 claims description 58
MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 58
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 52
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 31
BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 claims description 30
229910052711 selenium Inorganic materials 0.000 claims description 30
239000011669 selenium Substances 0.000 claims description 30
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 28
238000000034 method Methods 0.000 claims description 27
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 26
229910052742 iron Inorganic materials 0.000 claims description 26
229910052700 potassium Inorganic materials 0.000 claims description 26
239000011591 potassium Substances 0.000 claims description 26
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 25
229910052802 copper Inorganic materials 0.000 claims description 25
239000010949 copper Substances 0.000 claims description 25
239000000203 mixture Substances 0.000 claims description 22
229910052759 nickel Inorganic materials 0.000 claims description 14
229910017052 cobalt Inorganic materials 0.000 claims description 12
239000010941 cobalt Substances 0.000 claims description 12
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 12
229910052720 vanadium Inorganic materials 0.000 claims description 11
LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 11
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 10
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 10
229910052804 chromium Inorganic materials 0.000 claims description 10
239000011651 chromium Substances 0.000 claims description 10
229910052749 magnesium Inorganic materials 0.000 claims description 10
239000011777 magnesium Substances 0.000 claims description 10
229910052784 alkaline earth metal Inorganic materials 0.000 claims description 8
150000001342 alkaline earth metals Chemical class 0.000 claims description 8
239000004615 ingredient Substances 0.000 claims description 7
229910052783 alkali metal Inorganic materials 0.000 claims description 6
150000001340 alkali metals Chemical class 0.000 claims description 6
-1 ihromium Chemical compound 0.000 claims description 6
229910000510 noble metal Inorganic materials 0.000 claims description 6
230000000737 periodic effect Effects 0.000 claims description 6
TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 106
238000012360 testing method Methods 0.000 description 25
239000000243 solution Substances 0.000 description 17
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
238000010520 demethylation reaction Methods 0.000 description 12
239000001257 hydrogen Substances 0.000 description 12
229910052739 hydrogen Inorganic materials 0.000 description 12
238000002360 preparation method Methods 0.000 description 12
230000017858 demethylation Effects 0.000 description 10
239000000047 product Substances 0.000 description 10
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 9
239000007789 gas Substances 0.000 description 8
229930195733 hydrocarbon Natural products 0.000 description 7
150000002430 hydrocarbons Chemical class 0.000 description 7
229910052751 metal Inorganic materials 0.000 description 7
239000002184 metal Substances 0.000 description 7
239000002994 raw material Substances 0.000 description 7
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 6
239000007864 aqueous solution Substances 0.000 description 6
150000004945 aromatic hydrocarbons Chemical class 0.000 description 6
125000003118 aryl group Chemical group 0.000 description 6
238000005470 impregnation Methods 0.000 description 6
FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 6
230000009467 reduction Effects 0.000 description 6
229910052717 sulfur Inorganic materials 0.000 description 6
239000011593 sulfur Substances 0.000 description 6
TYLYVJBCMQFRCB-UHFFFAOYSA-K trichlororhodium;trihydrate Chemical compound O.O.O.[Cl-].[Cl-].[Cl-].[Rh+3] TYLYVJBCMQFRCB-UHFFFAOYSA-K 0.000 description 6
150000002739 metals Chemical class 0.000 description 5
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 5
229920006395 saturated elastomer Polymers 0.000 description 5
YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 4
KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 4
238000002474 experimental method Methods 0.000 description 4
229940046892 lead acetate Drugs 0.000 description 4
239000011148 porous material Substances 0.000 description 4
238000002407 reforming Methods 0.000 description 4
229910052707 ruthenium Inorganic materials 0.000 description 4
229960000583 acetic acid Drugs 0.000 description 3
239000000654 additive Substances 0.000 description 3
WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 3
RBVIRFFQHJFBBX-UHFFFAOYSA-N aluminum rhodium Chemical compound [Al].[Rh] RBVIRFFQHJFBBX-UHFFFAOYSA-N 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 3
229910052799 carbon Inorganic materials 0.000 description 3
238000001704 evaporation Methods 0.000 description 3
230000008020 evaporation Effects 0.000 description 3
239000012362 glacial acetic acid Substances 0.000 description 3
239000012263 liquid product Substances 0.000 description 3
239000004323 potassium nitrate Substances 0.000 description 3
235000010333 potassium nitrate Nutrition 0.000 description 3
150000003839 salts Chemical class 0.000 description 3
239000008096 xylene Substances 0.000 description 3
150000003738 xylenes Chemical class 0.000 description 3
PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
239000004215 Carbon black (E152) Substances 0.000 description 2
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
229910000831 Steel Inorganic materials 0.000 description 2
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 2
150000001242 acetic acid derivatives Chemical class 0.000 description 2
239000002253 acid Substances 0.000 description 2
239000006227 byproduct Substances 0.000 description 2
229910052792 caesium Inorganic materials 0.000 description 2
TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 2
NLSCHDZTHVNDCP-UHFFFAOYSA-N caesium nitrate Chemical compound [Cs+].[O-][N+]([O-])=O NLSCHDZTHVNDCP-UHFFFAOYSA-N 0.000 description 2
238000001354 calcination Methods 0.000 description 2
238000006555 catalytic reaction Methods 0.000 description 2
230000000052 comparative effect Effects 0.000 description 2
150000001875 compounds Chemical class 0.000 description 2
ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 2
RWGFKTVRMDUZSP-UHFFFAOYSA-N cumene Chemical compound CC(C)C1=CC=CC=C1 RWGFKTVRMDUZSP-UHFFFAOYSA-N 0.000 description 2
238000001035 drying Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
150000002431 hydrogen Chemical class 0.000 description 2
159000000014 iron salts Chemical class 0.000 description 2
YIXJRHPUWRPCBB-UHFFFAOYSA-N magnesium nitrate Chemical compound [Mg+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O YIXJRHPUWRPCBB-UHFFFAOYSA-N 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
238000000197 pyrolysis Methods 0.000 description 2
QYHFIVBSNOWOCQ-UHFFFAOYSA-N selenic acid Chemical compound O[Se](O)(=O)=O QYHFIVBSNOWOCQ-UHFFFAOYSA-N 0.000 description 2
229910052708 sodium Inorganic materials 0.000 description 2
239000011734 sodium Substances 0.000 description 2
239000007858 starting material Substances 0.000 description 2
239000010959 steel Substances 0.000 description 2
238000003756 stirring Methods 0.000 description 2
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
229910002651 NO3 Inorganic materials 0.000 description 1
NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical class OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
150000007513 acids Chemical class 0.000 description 1
QQINRWTZWGJFDB-UHFFFAOYSA-N actinium atom Chemical group [Ac] QQINRWTZWGJFDB-UHFFFAOYSA-N 0.000 description 1
230000003213 activating effect Effects 0.000 description 1
239000004480 active ingredient Substances 0.000 description 1
239000003513 alkali Substances 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
229910000323 aluminium silicate Inorganic materials 0.000 description 1
150000003863 ammonium salts Chemical class 0.000 description 1
238000009835 boiling Methods 0.000 description 1
150000004649 carbonic acid derivatives Chemical class 0.000 description 1
230000003197 catalytic effect Effects 0.000 description 1
238000001833 catalytic reforming Methods 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
150000001805 chlorine compounds Chemical class 0.000 description 1
229910000423 chromium oxide Inorganic materials 0.000 description 1
229940117975 chromium trioxide Drugs 0.000 description 1
GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 description 1
QGUAJWGNOXCYJF-UHFFFAOYSA-N cobalt dinitrate hexahydrate Chemical compound O.O.O.O.O.O.[Co+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O QGUAJWGNOXCYJF-UHFFFAOYSA-N 0.000 description 1
239000000571 coke Substances 0.000 description 1
238000005238 degreasing Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
235000012438 extruded product Nutrition 0.000 description 1
150000004675 formic acid derivatives Chemical class 0.000 description 1
238000005469 granulation Methods 0.000 description 1
230000003179 granulation Effects 0.000 description 1
150000002366 halogen compounds Chemical class 0.000 description 1
IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
229910000041 hydrogen chloride Inorganic materials 0.000 description 1
150000002505 iron Chemical class 0.000 description 1
WSSMOXHYUFMBLS-UHFFFAOYSA-L iron dichloride tetrahydrate Chemical compound O.O.O.O.[Cl-].[Cl-].[Fe+2] WSSMOXHYUFMBLS-UHFFFAOYSA-L 0.000 description 1
UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
229910052746 lanthanum Inorganic materials 0.000 description 1
FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
HWSZZLVAJGOAAY-UHFFFAOYSA-L lead(II) chloride Chemical compound Cl[Pb]Cl HWSZZLVAJGOAAY-UHFFFAOYSA-L 0.000 description 1
239000007788 liquid Substances 0.000 description 1
229910044991 metal oxide Inorganic materials 0.000 description 1
150000004706 metal oxides Chemical class 0.000 description 1
238000002156 mixing Methods 0.000 description 1
229910052750 molybdenum Inorganic materials 0.000 description 1
239000011733 molybdenum Substances 0.000 description 1
AOPCKOPZYFFEDA-UHFFFAOYSA-N nickel(2+);dinitrate;hexahydrate Chemical compound O.O.O.O.O.O.[Ni+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O AOPCKOPZYFFEDA-UHFFFAOYSA-N 0.000 description 1
229910052758 niobium Inorganic materials 0.000 description 1
239000010955 niobium Substances 0.000 description 1
GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
150000002823 nitrates Chemical class 0.000 description 1
229910052757 nitrogen Inorganic materials 0.000 description 1
150000003891 oxalate salts Chemical class 0.000 description 1
NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
229910052763 palladium Inorganic materials 0.000 description 1
239000012188 paraffin wax Substances 0.000 description 1
239000004033 plastic Substances 0.000 description 1
229920003023 plastic Polymers 0.000 description 1
229910052697 platinum Inorganic materials 0.000 description 1
230000008092 positive effect Effects 0.000 description 1
CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 1
229910001950 potassium oxide Inorganic materials 0.000 description 1
238000003385 ring cleavage reaction Methods 0.000 description 1
238000009738 saturating Methods 0.000 description 1
150000003346 selenoethers Chemical class 0.000 description 1
MCAHWIHFGHIESP-UHFFFAOYSA-N selenous acid Chemical compound O[Se](O)=O MCAHWIHFGHIESP-UHFFFAOYSA-N 0.000 description 1
239000000126 substance Substances 0.000 description 1
150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
238000003786 synthesis reaction Methods 0.000 description 1
239000000979 synthetic dye Substances 0.000 description 1
229920003051 synthetic elastomer Polymers 0.000 description 1
229920002994 synthetic fiber Polymers 0.000 description 1
239000012209 synthetic fiber Substances 0.000 description 1
239000005061 synthetic rubber Substances 0.000 description 1
229910052715 tantalum Inorganic materials 0.000 description 1
GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
CMQCNTNASCDNGR-UHFFFAOYSA-N toluene;hydrate Chemical compound O.CC1=CC=CC=C1 CMQCNTNASCDNGR-UHFFFAOYSA-N 0.000 description 1
WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
229910052721 tungsten Inorganic materials 0.000 description 1
239000010937 tungsten Substances 0.000 description 1

Classifications

- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

Catalysts (AREA)

PL1979219814A 1978-11-23 1979-11-22 Catalyst for dealkylation of alkylbenzenes and aromatized gasoline fractions by means of steam conversion PL124300B1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SU782688015A SU877836A1 (ru)	1978-11-23	1978-11-23	Катализатор дл деалкилировани алкилбензолов с вод ным паром

Publications (2)

Publication Number	Publication Date
PL219814A1 PL219814A1 (fr)	1980-09-08
PL124300B1 true PL124300B1 (en)	1983-01-31

Family

ID=20794973

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PL1979219814A PL124300B1 (en)	1978-11-23	1979-11-22	Catalyst for dealkylation of alkylbenzenes and aromatized gasoline fractions by means of steam conversion

Country Status (2)

Country	Link
PL (1)	PL124300B1 (fr)
RO (1)	RO78332A (fr)

1979
- 1979-11-21 RO RO7999305A patent/RO78332A/fr unknown
- 1979-11-22 PL PL1979219814A patent/PL124300B1/pl unknown

Also Published As

Publication number	Publication date
RO78332A (fr)	1982-10-11
PL219814A1 (fr)	1980-09-08

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